This application is a basic tool for learning algebra. Users try to solve a system of linear equations with two equations and two unknown variables. It is based on the same problem used in the free ap...More: lessons, discussions, ratings, reviews,...

This takes all the arithmetic out of matrix problems. With this web site, the student types in their matrix, and then gives the computer the the row-echlon commands - no silly mistakes. This helps th...More: lessons, discussions, ratings, reviews,...

For systems of three linear equations in three variables, this Formula Solver program walk you through the steps for finding the solution using Cramer's Rule (also known as the Third Order Determinant...More: lessons, discussions, ratings, reviews,...

This shows users the mechanics of matrix muliplication using color coding and how each entry in the solution matrix is derived. The user can scroll down and practice multiplying matrices. After deter...More: lessons, discussions, ratings, reviews,...

This material is based upon work supported by the
National Science Foundation under Grant DUE-0226284.
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